Best of Milos and Poliegos Catamaran snorkelling Cruise with BBQ

The best part of this Milos catamaran cruise is simple: it takes you to beaches and coves you cannot reach easily by road. The day combines the Blue Lagoon at Poliegos, Kleftiko’s caves, Gerakas Beach, and several shorter swimming stops, all from a roomy Lagoon 440 catamaran.

I like the small-group setup, with the boat generally limited to about 20 people, and I like the crew’s personal touch. Captains such as Yannis, George, Rafail, and Sivan have adjusted routes carefully in rough weather, while crew members including Flo, Elena, Dina, and Andreas have kept the food and service flowing. The main drawback is the sea itself: wind can force route changes, and nine hours on open water may be too long if you are prone to seasickness.

At a glance

• Blue Lagoon at Poliegos: Swim in unusually clear, fluorescent-blue water beside Greece’s largest uninhabited island.
• Kleftiko for swimming and snorkeling: Spend more than an hour among white rock walls, caves, and underwater passages.
• A proper Greek food program: Expect homemade tapas, fruit, salads, snacks, and a BBQ lunch with vegan choices.
• A relaxed catamaran, not a party boat: Music is played at a low level, with space to sit in the sun or get out of the wind.
• Photos included: The crew uses GoPro and underwater cameras, then sends a set of images by email.
• Weather-sensitive route: The captain can replace exposed beaches with safer stops when wind or sea conditions change.

Why this full-day sailing trip works

Milos is best seen from the water. Its southern and western shores are cut by pale volcanic cliffs, sea caves, abandoned mines, and beaches that have no practical road access. A land-based visit can take you to famous spots such as Sarakiniko, but it cannot give you the same view of Kleftiko or let you swim straight from the boat into quiet coves.

This trip lasts about nine hours, leaving Adamantas at 9:00 a.m. and returning to the same meeting point. At $241.86 per person, it is not a budget outing. Still, the price includes meals throughout the day, an open bar with beer, local white wine and ouzo, snorkeling equipment, paddleboards, Wi-Fi, and a set of GoPro photos. I see it as a full-day experience rather than simply a boat transfer.

The catamaran is 44 feet long, with room to move between outdoor and indoor areas. The advertised group size is about 20 people, although the formal maximum is listed as 22. That is still a much more comfortable arrangement than being packed onto a large sightseeing boat.

The mood is another plus. This is not built around loud music or heavy drinking. You can have a beer or glass of wine, but the day is mainly about swimming, scenery, food, and conversation. Families, couples, solo passengers, and older children can all fit the rhythm of the trip, provided they are comfortable with a long day on the sea.

Poliegos and the Galazia Nera Blue Lagoon

The first major swimming stop is Galazia Nera, also called the Blue Lagoon, on Poliegos. This is Greece’s largest uninhabited island, and its lack of roads, buildings, and crowds helps explain the appeal.

You get about 40 minutes here for a swim and a late breakfast. The water is the star: unusually transparent, with a bright blue color that changes with the depth and sun. This is an excellent first stop because you can settle into the water before the longer sailing sections begin.

The breakfast is part of the broader food service, which includes homemade Greek tapas, fruit, salads, snacks, and drinks. If you prefer a slow start, you can eat on deck and watch the shore. If you want to swim, 40 minutes is enough for a useful splash but not a long snorkel session.

On the way, the boat passes the Seagull Islands, a rare geological formation made of six-sided columns. The crew explains how pressure created these unusual hexagonal tubes. You also pass the old sulfur mines on southeastern Milos, abandoned since 1956. They are difficult to reach from land, so seeing them from the water gives you a clear look at a remote industrial site without a separate excursion.

Gerakas, Tsigrado, and the southern coast

Gerakas Beach is one of the more striking stops. Huge pale perlite slopes frame the bay, and the water is clear and greenish. The beach is accessible only by boat, which makes this kind of cruise especially useful.

The scheduled stop lasts about 30 minutes. That gives you time to jump from the catamaran, swim, and take photographs, but it is not enough for a long shore walk or a lazy beach afternoon. Think of Gerakas as a scenic swimming stop rather than a traditional beach visit.

The boat also passes Tsigrado for photographs. The beach can be reached from land only with ladders and ropes, so the boat offers the easier view. This is one of those places where the approach is as interesting as the beach itself. From the water, you can see how sharply the shore rises and why access is limited.

The route then continues past the largest cave in Milos. Exact timing at the cave is not specified, so treat it as a passing sight rather than a guaranteed swim stop. The captain may adjust the order or substitute locations according to wind, waves, and safety.

Kleftiko is the main event

Kleftiko is the centerpiece of the day. Its pale and gray rock formations rise directly from clear water, forming channels, caves, and sheltered passages. The name refers to its former use as a hideout by pirates, but the practical attraction today is the chance to swim through one of Milos’s most unusual coastal areas.

You spend a little over an hour here, including the BBQ lunch. That timing matters. You are not forced to choose between eating and swimming because the stop is long enough for both, though a busy boat day can still make the hour feel short.

Masks and snorkeling gear are provided, and the crew offers tips for exploring the rocks. You can also use the stand-up paddleboard. The water clarity is often excellent, and the underwater passages make Kleftiko more interesting than a standard open-water swim.

The crew uses a GoPro and underwater camera during this stop. The photos are later sent to you by email, including images taken in the water. That is a useful inclusion because it lets you enjoy the swim without trying to manage a camera at the same time. I would still treat the photos as a pleasant extra, not the sole reason to book.

Lunch is a BBQ with vegan options, plus alcoholic and nonalcoholic drinks. Food is served throughout the cruise, not just at midday. Homemade Greek dishes, salads, fruit, tapas, and dessert are part of the experience, and food quality receives some of the strongest praise attached to this sailing.

Kalogries brings another quiet swim

Kalogries is a remote bay on the western side of Milos with turquoise water and two small beaches. It is another location best reached by boat, and the 30-minute stop gives you time to swim, snorkel, or jump from the catamaran.

This stop comes after the longer Kleftiko visit, so it works well as a final proper swim. You also receive snacks and drinks here. If you are less interested in swimming after a full day, you can remain on deck and enjoy the view.

The west side of Milos can be exposed to wind. That is worth remembering when you picture a perfectly calm bay from a photograph. The captain has discretion to change the route, and the crew has taken boats to safer beaches during windy conditions. A revised route may mean missing part of the advertised southern circuit, but it is the right trade for a comfortable and safe day.

Cape Vani and the old mines

Cape Vani provides a final dose of Milos’s industrial past. The old manganese and iron mine dates to the 19th century and appears as a large opening at the edge of the cape. Black and ruby-red horizontal layers cut across the rock, giving the site a very different look from the white formations at Kleftiko.

The crew explains the story of the mine while you photograph it from the water. This is a good reminder that Milos is not only about pretty beaches. Mining shaped the island for centuries, and the old sites add context to the bright colors and unusual rock formations along the coast.

The route can also include Klima, the colorful fishing village that was once Milos’s first capital. It is associated with the discovery of the Venus de Milo, and the crew shares historical details as you photograph the small boat houses. The supplied schedule describes Klima with sunset light, but the main departure is at 9:00 a.m., so the exact lighting and timing may depend on the day’s route and conditions.

Food, drinks, and the onboard rhythm

This is one of the stronger food-and-drink packages I have seen for a full-day sailing trip. You receive fresh Greek tapas, fruit, salads, snacks, and a BBQ lunch. Drinks include bottled water, soda, beer, local white wine, ouzo, and other nonalcoholic options.

The food is served at several points rather than as one rushed meal. That helps on a nine-hour outing, especially when swimming works up an appetite. Vegan choices are available, though you should make sure your dietary needs are understood when booking if you require something beyond the stated options.

The open bar adds real value, but you should not expect a drinking cruise. The atmosphere is relaxed, and music is kept at a manageable volume. The crew may also build a playlist from passengers’ favorite songs, which helps the boat feel social without turning the day into a loud party.

Wi-Fi is included. Its usefulness will depend on the signal offshore, but it is a nice bonus for sending a quick message or posting a photo. The main reason to bring a phone is still the scenery, not reliable internet access.

What the crew does well

The crew’s role matters more than the boat’s size. You spend most of the day with the same small team, and the best reports center on friendly service, attention to comfort, and quick adjustments.

Names that appear in the crew rotations include Captain Yannis, Captain George, Captain Rafail, Captain Sivan, Flo, Elena, Dina, Andreas, Louisa, Christina, Panos, Forest, and Florent. The exact team depends on the sailing date. You can expect the crew to explain the sites, help with snorkeling equipment, prepare food, and keep an eye on conditions.

The strongest practical detail is how the crew handles rough days. On windy outings, captains have rerouted the boat toward safer beaches rather than forcing the original plan. Crew members have also offered tips for seasickness and helped passengers who felt unwell. You should still bring any medication you normally use, as the tour does not promise medical treatment.

Who should book, and who should think twice

I would book this if you want to see the best of Milos from the water in one day. It suits swimmers, snorkelers, photographers, families with older children, couples, and anyone who wants access to beaches that cannot be reached by car.

It also suits social passengers. The small group, shared meals, and crew interaction make it easy to meet people, while the spacious boat gives you room to retreat when you want quiet.

I would think twice if you dislike open water, need a fixed schedule, or want long stretches on shore. You will spend most of the day aboard the catamaran, and weather can remove some stops. Anyone prone to seasickness should sit where the motion is easiest, follow the crew’s advice, and avoid treating the open bar as a challenge.

Bring a swimsuit, sunscreen, and a towel because towels are not provided. An extra layer or hoodie is sensible for the ride home, which can feel cool after sunset or when the wind picks up. Apply sunscreen before boarding and reapply carefully. Spray sunscreen can make the deck slippery and messy, so lotion is the better choice.

Allow time to find parking near Adamantas. You do not park directly in front of the boats, and several operators leave around the same time. The meeting point is in Adamantas at PCFW+PJ, and the boat returns there after the cruise.

Is the Milos catamaran cruise worth $241.86?

For a simple boat ride, the price is high. For nine hours of sailing, several remote swimming stops, a BBQ, Greek food all day, an open bar, equipment, paddleboarding, Wi-Fi, and underwater photos, the value is much better.

I would book it early, especially since it is commonly reserved well ahead of the date. The experience is weather-dependent, and the exact route is never guaranteed. Free cancellation is available up to 24 hours before departure, and a poor-weather cancellation brings a choice of another date or a full refund.

Book this tour if you want one big Milos day that combines scenery, swimming, food, and useful local stories. Skip it if you prefer exploring at your own pace from land. For most people who are comfortable on a boat, this is one of the most efficient ways to reach the island’s best coastal sights without spending the day driving between disconnected viewpoints.

FAQ

Where does the catamaran cruise start?

The cruise starts in Adamantas at meeting point PCFW+PJ. The boat returns to the same meeting point at the end of the activity.

What time does the cruise depart?

The scheduled start time is 9:00 a.m., and the experience lasts about nine hours.

How many people can join the cruise?

The cruise is generally limited to about 20 people for a spacious, semi-private feel. The formal maximum is listed as 22 people.

Is snorkeling equipment included?

Yes. Masks, snorkeling equipment, lifejackets, and other swimming aids are included. A stand-up paddleboard is also available.

Are meals and drinks included?

Yes. The package includes homemade Greek tapas, fruit, salads, snacks, a BBQ lunch with vegan options, bottled water, soda, beer, local white wine, ouzo, and other nonalcoholic drinks.

Are towels provided?

No. Towels and swimsuits are not included, so you need to bring your own towel and wear or pack a swimsuit.

Will the boat visit every listed stop?

Not always. The captain can change the route because of weather, sea conditions, comfort, and safety. A different date or route may be offered if poor weather causes cancellation.

Are photographs included?

Yes. The crew uses GoPro and underwater cameras during the cruise, and a set of photos is sent to you later by email.